DEI File Type

- The quick facts

What are DEI files and how to open them

Are you having problems opening a DEI file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is a DEI file?

The DEI file extension indicates to your device which app can open the file. However, different programs may use the DEI file type for different types of data.

While we do not yet describe the DEI file format and its common uses, we do know which programs are known to open these files, as we receive dozens of suggestions from users like yourself every day about specific file types and which programs they use to open them.

We are continually working on adding more file type descriptions to the site, so if you have information about DEI files that you think will help others, please use the Update Info link below to submit it to us - we'd love to hear from you!

How to open DEI files

Important: Different programs may use files with the DEI file extension for different purposes, so unless you are sure which format your DEI file is, you may need to try a few different programs.

While we have not verified the apps ourselves yet, our users have suggested 3 different DEI openers which you will find listed below.

Various apps that use files with this extension

These apps are known to open certain types of DEI files. Remember, different programs may use DEI files for different purposes, so you may need to try out a few of them to be able to open your specific file.

3D Photo Browser3D Photo BrowserUser submitted
3DBrowser3DBrowserUser submitted
Forecasting and SchedulingForecasting and SchedulingUser submitted

Try a universal file viewer

Try a universal file viewer like Free File Viewer. It can open over 200 different types of files - and most likely yours too. Download Free File Viewer here.